Publication number: 20050026911
Abstract: This invention relates to pharmaceutically acceptable salts of compounds of formula (I) wherein: W is N or N+—O?; R1 and R5 are independently H, C1 to C6 alkyl, (C1 to C6 alkyl)oxy, thio, (C1 to C6 alkyl)thio, carboxy, carboxy(C1 to C6 alkyl), formyl, (C1 to C6 alkyl)carbonyl, (C1 to C6 alkyl)oxycarbonyl, (C1 to C6 alkyl)carbonyloxy, nitro, trihalomethyl, hydroxy, hydroxy(C1 to C6 alkyl), amino, (C1 to C6 alkyl)amino, di(C1 to C6 alkyl)amino, aminocarbonyl, halo, halo(C1 to C6 alkyl), aminosulfonyl, (C1 to C6 alkyl)sulfonylamino, (C1 to C6 alkyl)aminocarbonyl, di(C1 to C6 alkyl)aminocarbonyl, [N-Z](C1 to C6 alkyl)carbonylamino, formyloxy, formamido, (C1 to C6 alkyl)aminosulfonyl, di(C1 to C6 alkyl)aminosulfonyl, [N-Z](C1 to C6 alkyl)sulfonylamino or cyano; or R1 and R5 together form a methylenedioxy group; R2 is an optionally substituted C1 to C18 hydrocarbyl group wherein up to three C atoms may optionally be replaced by N, O and/or S atoms.
Type:
Application
Filed:
April 27, 2004
Publication date:
February 3, 2005
Inventors:
Ahmed Abdel-Magid, Judith Cohen